Enables several functions, including heme binding activity; heme oxygenase (decyclizing) activity; and phospholipase D activity. Involved in several processes, including intracellular signal transduction; negative regulation of apoptotic process; and regulation of gene expression. Located in several cellular components, including caveola; endoplasmic reticulum; and nucleolus. Used to study several diseases, including artery disease (multiple); cerebrovascular disease (multiple); hepatic vascular disease (multiple); limb ischemia; and sciatic neuropathy. Biomarker of several diseases, including Sjogren's syndrome; artery disease (multiple); brain disease (multiple); liver disease (multiple); and lung disease (multiple). Human ortholog(s) of this gene implicated in several diseases, including artery disease (multiple); cerebrovascular disease (multiple); factor VIII deficiency; lung disease (multiple); and type 2 diabetes mellitus. Orthologous to human HMOX1 (heme oxygenase 1). [provided by Alliance of Genome Resources, Apr 2022]